chmod 664

Owner and group can read and write; others can read.

Octal Symbolic

File Directory

Permissions
	Read	Write	Execute
Owner	owner read	owner write	owner execute
Group	group read	group write	group execute
Others	others read	others write	others execute

Special bits: setuid setgid sticky

Path

Calculated on your device.

What chmod 664 means

664 (rw-rw-r--) lets everyone in the file's group edit it — the file-level counterpart of 775 for collaborative directories and web content managed by a deploy group.

Adjust the checkboxes above to see how a different mode compares, or go back to the chmod calculator.

Other common values

644 — Standard file
755 — Directories and programs
777 — Everyone can do everything
600 — Private file
700 — Private directory
400 — Read-only, owner only
775 — Shared team directory
2775 — Shared directory with setgid
1777 — Shared temp directory (sticky)